128000623462051 has 2 divisors, whose sum is σ = 128000623462052. Its totient is φ = 128000623462050.

The previous prime is 128000623461979. The next prime is 128000623462067. The reversal of 128000623462051 is 150264326000821.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 128000623462051 - 2¹⁹ = 128000622937763 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 128000623461995 and 128000623462013.

It is not a weakly prime, because it can be changed into another prime (128000623442051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64000311731025 + 64000311731026.

It is an arithmetic number, because the mean of its divisors is an integer number (64000311731026).

Almost surely, 2^{128000623462051} is an apocalyptic number.

128000623462051 is a deficient number, since it is larger than the sum of its proper divisors (1).

128000623462051 is an equidigital number, since it uses as much as digits as its factorization.

128000623462051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 138240, while the sum is 40.

Adding to 128000623462051 its reverse (150264326000821), we get a palindrome (278264949462872).

The spelling of 128000623462051 in words is "one hundred twenty-eight trillion, six hundred twenty-three million, four hundred sixty-two thousand, fifty-one".